TextSymbol使用方法

private var grapbiaozhu:GraphicsLayer=new GraphicsLayer();

grapbiaozhu.clear();

map.addLayer(grapbiaozhu);

var gra:Graphic=new Graphic();

gra.geometry=graphicnew.geometry.extent.center;//取几何图形的中心位置

var content:String=cityName+”:”+String(zbfgzs);//标注的字符串

var tSymbol:TextSymbol = new TextSymbol(content);

tSymbol.textFormat = new TextFormat();

tSymbol.textFormat.size = 15;  字号大小

tSymbol.textFormat.color = 0x000000; 字体颜色

tSymbol.border = false; 边框

tSymbol.borderColor = null; 边框颜色

tSymbol.placement=InfoPlacement.BOTTOM;  信息安放位置

tSymbol.yoffset=0;  y偏移

tSymbol.xoffset=0;

gra.symbol=tSymbol;

gra.autoMoveToTop=true;

grapbiaozhu.add(gra);

转载自：https://blog.csdn.net/zhang519767114/article/details/39519277